<nav>
  <ul>
    <li class="chat-users top-menu-invisible" [class.open]="state.open"
    >
      <a href="#" (click)="openToggle($event)"><i class="fa fa-lg fa-fw fa-comment-o"><em
        class="bg-color-pink flash animated1">!</em></i>&nbsp;<span
        class="menu-item-parent">Smart Chat API <sup>beta</sup></span></a>
      <ul #chatUsersList>
        <li>
          <div class="display-users">
            <input class="form-control chat-user-filter" placeholder="Filter" type="text"
                   [(ngModel)]="state.filter" (ngModelChange)="onFilter()"/>
            <dl>
              <aside-chat-user *ngFor="let user of users" [user]="user"></aside-chat-user>
            </dl>

          </div>
        </li>
      </ul>
    </li>
  </ul>
</nav>
